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Finding the Fourth Proportional to 243,092, 364,014.24 and 168,108.68

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Solution

The fourth proportional to 243,092, 364,014.24 and 168,108.68 is: 251,731.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,092 : 364,014.24 = 168,108.68 : x
  2. Step 2: Convert to fraction form
    243,092/364,014.24 = 168,108.68/x
  3. Step 3: Cross multiply
    243,092x = 364,014.24 × 168,108.68
  4. Step 4: Simplify right side
    243,092x = 61,193,953,387.60
  5. Step 5: Solve for x
    x = 61,193,953,387.60/243,092
  6. Step 6: Final answer
    x = 251,731.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.